diff --git a/src/app/app.less b/src/app/app.less
index 641e819f..44506aa9 100644
--- a/src/app/app.less
+++ b/src/app/app.less
@@ -14,7 +14,7 @@
 html,
 body {
     overflow: hidden;
-    font-family: "Martian Mono", sans-serif;
+    font-family: @fixed-font;
     font-size: 12.5px;
     font-weight: 300;
     line-height: 20px;
@@ -28,7 +28,7 @@ body.is-dev {
 
 textarea {
     overflow: hidden;
-    font-family: "Martian Mono", sans-serif;
+    font-family: @fixed-font;
     font-size: 12.5px;
     font-weight: 300;
     line-height: 20px;
diff --git a/src/index.less b/src/index.less
index 77056d16..f205357f 100644
--- a/src/index.less
+++ b/src/index.less
@@ -47,3 +47,6 @@
 @soft-blue: #729fcf;
 
 @active-menu-color: rgb(0, 71, 171);
+
+// @font-face declaration lives in app.less
+@fixed-font: "Martian Mono", sans-serif;